Fixes build error with LTO
Signed-off-by: Felix Fietkau <nbd@nbd.name>
OBJS = pppdump.o bsd-comp.o deflate.o zlib.o
INSTALL= install
+--- a/pppd/plugins/rp-pppoe/Makefile.linux
++++ b/pppd/plugins/rp-pppoe/Makefile.linux
+@@ -39,7 +39,7 @@ debug.o: debug.c
+ $(CC) $(CFLAGS) -c -o debug.o debug.c
+
+ rp-pppoe.so: plugin.o discovery.o if.o common.o
+- $(CC) $(CFLAGS) -o rp-pppoe.so -shared plugin.o discovery.o if.o common.o
++ $(CC) $(CFLAGS) -fPIC -o rp-pppoe.so -shared plugin.o discovery.o if.o common.o
+
+ install: all
+ $(INSTALL) -d -m 755 $(LIBDIR)